Birding Washington County | Bird Finding Birding Washington County, Oregon: Bird Finding Bird Finding American Bitterns are secretive and rather scarce. But you can find them during spring when they are conspicuously courting. Find out where to see these birds! Add directions to find a new bird • Wood Duck • Blue Grouse • Mountain Quail • American Bittern • Bald Eagle • Band-tailed Pigeon • Red-breasted Sapsucker • Acorn Woodpecker • Hammond's Flycatcher • Hutton's Vireo • American Dipper • Townsend's Solitaire • Western Bluebird • Yellow Warbler • Yellow-breasted Chat • Bullock's Oriole • Lesser Goldfinch Eagle Diary Dennis Manzer made notes on the nesting Bald Eagles (and other birds) at Jackson Bottom, Hillsboro • 2002 nesting season • 2003 nesting season